Positioning clamp for CNC automatic equipment

The positioning clamp for the CNC automatic equipment comprises a top plate, rectangular holes are formed in the two sides of the middle position of the top of the top plate, first clamping mechanisms are arranged on the two sides of the top of the top plate, and each first clamping mechanism comprises a vertical plate fixedly connected to the edge of one side of the top plate; the side, close to the middle of the top plate, of the vertical plate is fixedly connected with a sliding rod, the other end of the sliding rod is fixedly connected with a limiting block, the circumferential surface of the sliding rod is slidably sleeved with a sliding block, the sliding block is provided with a round hole matched with the sliding rod, and the bottom of the sliding block is fixedly connected with a movable plate. The circumferential surface, located between the limiting block and the sliding block, of the sliding rod is sleeved with a spring. According to the utility model, the technical effects of quickly adjusting an